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Direct Drive Pumps deliver 4,000 psi.

Press Release Summary:

Featuring modular unloader with built-in by-pass system and fixed chemical injector, Series 66DX is designed for direct-drive gas pressure washers and can also serve as jetting pump. Units include 8-bolt forged brass manifold head, oversized connecting rods, concentric solid ceramic plungers, and forged hardened crankshaft. Snap-together, interchangeable 304 SS inlet and discharge valve assemblies facilitate pump servicing.

Original Press Release:

Heavy-weight Pressure Washer and Jetting Pump 4000 PSI, Heavy-Duty, Direct-Drive Pump

CAT PUMPS introduces the compact, rugged direct-drive 66DX series with modular unloader and built-in By-Pass system. The high quality materials and unique design of the 66DX Series Pumps offer superior reliability and long life at a very affordable price.

Designed for easy compact direct-drive gas pressure washers, it serves double-duty as a jetting pump. The 35450 Pulsating Assembly enables quick field retro-fit.

The rugged eight-bolt forged brass manifold head, oversized high-strength connecting rods, concentric, solid ceramic plungers and forged, hardened crankshaft provide considerably longer life and better overall performance than the competition. This compact direct-drive pump delivers an impressive 4000 PSI and comes with the 7800 Modular Unloader with fixed Chemical Injector. Other features of the 66DX pump that assure a high return-on-investment include:

o CAT PUMPS specially formulated Hi-Pressure Seals are field proven to last long under high pressure and yield the greatest number of operating hours.
o CAT PUMPS field-proven, concentric, high-density, solid ceramic plungers provide extended seal life and better overall pump performance.
o V-Packings are reinforced with Male Adapters offering greater endurance under high pressure.
o Flange-design permits easy, quick direct-mounting to most gas engines increasing flexibility and compactness.
o Compact, modular Pressure Regulating Unloader with built-in bypass and fixed chemical injector is available on each pump for insured reliability. Handle permits precise system pressure setting.
o Optional pulsating assembly delivers added cleaning action for pipe cleaning.
o Snap together, interchangeable 304SS inlet and discharge Valve Assemblies offer easy pump servicing and minimum parts inventory.
o Heavy-duty eight-bolt, reinforced Forged Brass Manifold Head offers exceptional strength and durability. So strong it can be frozen without being damaged.
oCrankshaft supported by dual, heavy-duty ball bearings to assure greater bearing load and longer life.

66DX30GI 3.0 GPM, 3000 PSI 3400 RPM 1" Shaft
66DX35G1I 3.5 GPM 4000 PSI 3400 RPM 1" Shaft
66DX40G1I 4.0 GPM 4000 PSI 3400 RPM 1" Shaft

*add P to the Model for Jetting Pump

For more information on the 66DX Series or a catalog on our complete line of Pressure Washer and Jetting Pumps and Accessories, contact P-763-780-5440 F-763-780-2958 e-mail: web site

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